Sample 4
NavDat sample number 52752 · DACITE
Sample
| Sample ID | 4 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.3975 |
|---|---|
| Longitude | -112.912 |
| Location | Eastern Snake River Plain volcanic field |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.4 | 0.36 | 0.44 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.8 | WT% | ICPAES | |
| TIO2 | 0.65 | WT% | ICPAES | |
| AL2O3 | 13.5 | WT% | ICPAES | |
| FEOT | 0.9 | WT% | ICPAES | |
| MNO | 0.28 | WT% | ICPAES | |
| MGO | 0.32 | WT% | ICPAES | |
| CAO | 3.24 | WT% | ICPAES | |
| NA2O | 4.15 | WT% | ICPAES | |
| K2O | 5 | WT% | ICPAES | |
| P2O5 | 0.14 | WT% | ICPAES | |
| LOI | 0.58 | WT% | ICPAES | |
| TOTAL | 98 | WT% | ICPAES | |
| RB | 124 | PPM | ICPAES | |
| SR | 64 | PPM | ICPAES | |
| BA | 2124 | PPM | ICPAES | |
| Y | 151 | PPM | ICPAES | |
| ZR | 2060 | PPM | ICPAES |